You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
310 lines
9.2 KiB
310 lines
9.2 KiB
diff -u -ruNp gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm32.S gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm32.S |
|
--- gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm32.S 1969-12-31 19:00:00.000000000 -0500 |
|
+++ gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm32.S 2007-08-02 13:23:10.000000000 -0400 |
|
@@ -0,0 +1,78 @@ |
|
+/* This testcase is part of GDB, the GNU debugger. |
|
+ |
|
+ Copyright 2007 Free Software Foundation, Inc. |
|
+ |
|
+ This program is free software; you can redistribute it and/or modify |
|
+ it under the terms of the GNU General Public License as published by |
|
+ the Free Software Foundation; either version 2 of the License, or |
|
+ (at your option) any later version. |
|
+ |
|
+ This program is distributed in the hope that it will be useful, |
|
+ but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
+ GNU General Public License for more details. |
|
+ |
|
+ You should have received a copy of the GNU General Public License |
|
+ along with this program; if not, write to the Free Software |
|
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
|
+ |
|
+ .section ".text" |
|
+ .align 2 |
|
+ .globl func0 |
|
+ .type func0, @function |
|
+func0: |
|
+ stwu 1,-16(1) |
|
+ mflr 0 |
|
+ stw 31,12(1) |
|
+ stw 0,20(1) |
|
+ mr 31,1 |
|
+ bl abort |
|
+ .size func0, .-func0 |
|
+ .align 2 |
|
+ .globl func1 |
|
+ .type func1, @function |
|
+func1: |
|
+ stwu 1,-16(1) |
|
+ mflr 0 |
|
+/* 20 = BO = branch always |
|
+ 31 = BI = CR bit (ignored) */ |
|
+ bcl 20,31,.Lpie |
|
+.Lpie: stw 31,12(1) |
|
+ stw 0,20(1) |
|
+ mr 31,1 |
|
+ bl func0 |
|
+ mr 0,3 |
|
+ lis 9,var@ha |
|
+ lwz 9,var@l(9) |
|
+ add 0,0,9 |
|
+ mr 3,0 |
|
+ lwz 11,0(1) |
|
+ lwz 0,4(11) |
|
+ mtlr 0 |
|
+ lwz 31,-4(11) |
|
+ mr 1,11 |
|
+ blr |
|
+ .size func1, .-func1 |
|
+ .section .note.GNU-stack,"",@progbits |
|
+ .ident "GCC: (GNU) 3.4.6 20060404 (Red Hat 3.4.6-8)" |
|
+ |
|
+/* Original source file: |
|
+ |
|
+#include <stdlib.h> |
|
+ |
|
+extern volatile int var; |
|
+ |
|
+int func0 (void) __attribute__((__noinline__)); |
|
+int func0 (void) |
|
+{ |
|
+ abort (); |
|
+ return var; |
|
+} |
|
+ |
|
+int func1 (void) __attribute__((__noinline__)); |
|
+int func1 (void) |
|
+{ |
|
+ return func0 () + var; |
|
+} |
|
+ |
|
+*/ |
|
diff -u -ruNp gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm64.S gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm64.S |
|
--- gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm64.S 1969-12-31 19:00:00.000000000 -0500 |
|
+++ gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue-asm64.S 2007-08-02 14:28:56.000000000 -0400 |
|
@@ -0,0 +1,98 @@ |
|
+/* This testcase is part of GDB, the GNU debugger. |
|
+ |
|
+ Copyright 2007 Free Software Foundation, Inc. |
|
+ |
|
+ This program is free software; you can redistribute it and/or modify |
|
+ it under the terms of the GNU General Public License as published by |
|
+ the Free Software Foundation; either version 2 of the License, or |
|
+ (at your option) any later version. |
|
+ |
|
+ This program is distributed in the hope that it will be useful, |
|
+ but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
+ GNU General Public License for more details. |
|
+ |
|
+ You should have received a copy of the GNU General Public License |
|
+ along with this program; if not, write to the Free Software |
|
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
|
+ |
|
+ .section ".toc","aw" |
|
+ .section ".text" |
|
+ .align 2 |
|
+ .globl func0 |
|
+ .section ".opd","aw" |
|
+ .align 3 |
|
+func0: |
|
+ .quad .L.func0,.TOC.@tocbase |
|
+ .previous |
|
+ .type func0, @function |
|
+.L.func0: |
|
+ mflr 0 |
|
+ std 31,-8(1) |
|
+ std 0,16(1) |
|
+ stdu 1,-128(1) |
|
+ mr 31,1 |
|
+ bl abort |
|
+ nop |
|
+ .long 0 |
|
+ .byte 0,0,0,1,128,1,0,1 |
|
+ .size func0,.-.L.func0 |
|
+ .section ".toc","aw" |
|
+.LC1: |
|
+ .tc var[TC],var |
|
+ .section ".text" |
|
+ .align 2 |
|
+ .globl func1 |
|
+ .section ".opd","aw" |
|
+ .align 3 |
|
+func1: |
|
+ .quad .L.func1,.TOC.@tocbase |
|
+ .previous |
|
+ .type func1, @function |
|
+.L.func1: |
|
+ mflr 0 |
|
+/* 20 = BO = branch always |
|
+ 31 = BI = CR bit (ignored) */ |
|
+ bcl 20,31,.Lpie |
|
+.Lpie: std 31,-8(1) |
|
+ std 0,16(1) |
|
+ stdu 1,-128(1) |
|
+ mr 31,1 |
|
+ bl func0 |
|
+ mr 11,3 |
|
+ ld 9,.LC1@toc(2) |
|
+ lwz 0,0(9) |
|
+ add 0,11,0 |
|
+ extsw 0,0 |
|
+ mr 3,0 |
|
+ ld 1,0(1) |
|
+ ld 0,16(1) |
|
+ mtlr 0 |
|
+ ld 31,-8(1) |
|
+ blr |
|
+ .long 0 |
|
+ .byte 0,0,0,1,128,1,0,1 |
|
+ .size func1,.-.L.func1 |
|
+ .section .note.GNU-stack,"",@progbits |
|
+ .ident "GCC: (GNU) 3.4.6 20060404 (Red Hat 3.4.6-8)" |
|
+ |
|
+/* Original source file: |
|
+ |
|
+#include <stdlib.h> |
|
+ |
|
+extern volatile int var; |
|
+ |
|
+int func0 (void) __attribute__((__noinline__)); |
|
+int func0 (void) |
|
+{ |
|
+ abort (); |
|
+ return var; |
|
+} |
|
+ |
|
+int func1 (void) __attribute__((__noinline__)); |
|
+int func1 (void) |
|
+{ |
|
+ return func0 () + var; |
|
+} |
|
+ |
|
+*/ |
|
diff -u -ruNp gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.c gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.c |
|
--- gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.c 1969-12-31 19:00:00.000000000 -0500 |
|
+++ gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.c 2007-08-02 13:25:10.000000000 -0400 |
|
@@ -0,0 +1,29 @@ |
|
+/* This testcase is part of GDB, the GNU debugger. |
|
+ |
|
+ Copyright 2007 Free Software Foundation, Inc. |
|
+ |
|
+ This program is free software; you can redistribute it and/or modify |
|
+ it under the terms of the GNU General Public License as published by |
|
+ the Free Software Foundation; either version 2 of the License, or |
|
+ (at your option) any later version. |
|
+ |
|
+ This program is distributed in the hope that it will be useful, |
|
+ but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
+ GNU General Public License for more details. |
|
+ |
|
+ You should have received a copy of the GNU General Public License |
|
+ along with this program; if not, write to the Free Software |
|
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
|
+ |
|
+/* Force `-fpie' double jump bl->blrl. */ |
|
+/* No longer used. */ |
|
+volatile int var; |
|
+ |
|
+extern int func1 (void); |
|
+ |
|
+int main (void) |
|
+{ |
|
+ func1 (); |
|
+ return 0; |
|
+} |
|
diff -u -ruNp gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.exp gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.exp |
|
--- gdb-6.3-unpatched/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.exp 1969-12-31 19:00:00.000000000 -0500 |
|
+++ gdb-6.3/gdb/testsuite/gdb.arch/powerpc-bcl-prologue.exp 2007-08-02 14:21:29.000000000 -0400 |
|
@@ -0,0 +1,72 @@ |
|
+# Copyright 2006, 2007 Free Software Foundation, Inc. |
|
+ |
|
+# This program is free software; you can redistribute it and/or modify |
|
+# it under the terms of the GNU General Public License as published by |
|
+# the Free Software Foundation; either version 2 of the License, or |
|
+# (at your option) any later version. |
|
+# |
|
+# This program is distributed in the hope that it will be useful, |
|
+# but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
+# GNU General Public License for more details. |
|
+# |
|
+# You should have received a copy of the GNU General Public License |
|
+# along with this program; if not, write to the Free Software |
|
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
|
+ |
|
+# Test unwinding fixes of the PPC platform, specifically on the coping with BCL |
|
+# jump of the PIE code. |
|
+ |
|
+if ![istarget "powerpc*-*-linux*"] then { |
|
+ verbose "Skipping powerpc-linux prologue tests." |
|
+ return |
|
+} |
|
+ |
|
+set testfile "powerpc-bcl-prologue" |
|
+set srcfile1 ${testfile}.c |
|
+set flags "debug" |
|
+if [istarget "powerpc-*"] then { |
|
+ set srcfile2 ${testfile}-asm32.S |
|
+ set flags "$flags additional_flags=-m32" |
|
+} elseif [istarget "powerpc64-*"] then { |
|
+ set srcfile2 ${testfile}-asm64.S |
|
+ set flags "$flags additional_flags=-m64" |
|
+} else { |
|
+ fail "powerpc arch test" |
|
+ return |
|
+} |
|
+set objfile2 ${objdir}/${subdir}/${testfile}-asm.o |
|
+set binfile ${objdir}/${subdir}/${testfile} |
|
+ |
|
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile1} ${srcdir}/${subdir}/${srcfile2}" ${binfile} executable $flags] != ""} { |
|
+ return -1 |
|
+} |
|
+ |
|
+gdb_exit |
|
+gdb_start |
|
+gdb_reinitialize_dir $srcdir/$subdir |
|
+gdb_load ${binfile} |
|
+ |
|
+# We should stop in abort(3). |
|
+ |
|
+gdb_run_cmd |
|
+ |
|
+gdb_test_multiple {} "continue to abort()" { |
|
+ -re ".*Program received signal SIGABRT,.*$gdb_prompt $" { |
|
+ pass "continue to abort()" |
|
+ } |
|
+} |
|
+ |
|
+# Check backtrace: |
|
+# #3 0x0804835f in func0 () |
|
+# #4 0x0804836a in func1 () |
|
+# #5 0x0804838c in main () |
|
+# (gdb) |
|
+# `\\.?' prefixes are needed for ppc64 without `debug' (another bug). |
|
+ |
|
+set test "matching unwind" |
|
+gdb_test_multiple "backtrace" $test { |
|
+ -re "\r\n#\[0-9\]\[^\r\n\]* in \\.?func0 \\(\[^\r\n\]*\r\n#\[0-9\]\[^\r\n\]* in \\.?func1 \\(\[^\r\n\]*\r\n#\[0-9\]\[^\r\n\]* in \\.?main \\(\[^\r\n\]*\r\n$gdb_prompt $" { |
|
+ pass $test |
|
+ } |
|
+} |
|
|
|
Fixup the testcase for ppc64 biarch GDB. |
|
|
|
--- ./gdb/testsuite/gdb.arch/powerpc-prologue.exp 2008-01-13 13:32:19.000000000 +0100 |
|
+++ ./gdb/testsuite/gdb.arch/powerpc-prologue.exp 2008-01-02 00:04:10.000000000 +0100 |
|
@@ -17,8 +17,9 @@ |
|
# Test PowerPC prologue analyzer. |
|
|
|
# Do not run on AIX (where we won't be able to build the tests without |
|
-# some surgery) or on PowerPC64 (ditto, dot symbols). |
|
-if {[istarget *-*-aix*] || ![istarget "powerpc-*-*"]} then { |
|
+# some surgery). PowerPC64 target would break due to dot symbols but we build |
|
+# there PowerPC32 inferior. |
|
+if {[istarget *-*-aix*] || ![istarget "powerpc*-*-*"]} then { |
|
verbose "Skipping PowerPC prologue tests." |
|
return |
|
}
|
|
|